private void Button2_Click(object sender, EventArgs e)
        {
            BinaryWriter bw = new BinaryWriter(File.OpenWrite(ofd.FileName));
            for (int i = 0xD3830; i <= 0xD3830;)
            {

                bw.BaseStream.Position = i;
                bw.Write((byte)0x09);

            }


            for (int i = 0xD3831; i <= 0xD3831;)
                bw.BaseStream.Position = i;
            bw.Write((byte)0xC4);
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}